Wikileaks has been having DDoS issues for quite a few days now[1], and wikileaks.org (88.80.2.33) is not available with my ISP in Sweden.
[1] http://www.technolog.msnbc.msn.com/technology/technolog/wiki...
[1] http://www.technolog.msnbc.msn.com/technology/technolog/wiki...
Edit: It also seems to work from an Amazon instance that I have access to.
Edit 2: It seems like it works from my university (Lund in Sweden).